<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>异步请求</title>
    <script src="utils.js"></script>
    <script src="async.js"></script>
    <script src="custom.js"></script>
</head>
<body>

    <h1>异步请求</h1>

    <p>
        <input type="text" value="小姜同学" placeholder="请输入">
    </p>

    <button class="first">GET</button>
    <button class="second">POST</button>
    <button class="third">PUT</button>
    <button class="fourth">DELETE</button>
    <button class="fifth">HEAD</button>

    <div class="result"></div>
    
</body>
</html>